Hussein Nasser
New Course - Node Internals and Architecture
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The genius of long polling
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Where http2 hits its limit
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This new Linux patch can speed up Reading Requests
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Advanced MySQL Index Locking Explained
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Spin an HTTP/3 Reverse Proxy (using mitmproxy)
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Six stages of a good software engineer
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When do you use threads?
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Cloudflare's 150ms global cache purge | Deep Dive
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MySQL is having a bumpy journey
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The Beauty of Assembly
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SQL IN clauses are miles faster in Postgres 17
Hussein Nasser
How many kernel system calls do runtimes make?
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Frontend and Backends Timeouts
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Postgres just got even faster
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Windows vs Linux Kernel performance on unreachable ports
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Running out of TCP source ports
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IO uring gets Zero Copy network operations
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They made Python faster with this compiler option
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They made Kafka 80% faster by switching file systems
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Fundamentals of Operating Systems
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Google Patches Linux kernel with 40% TCP performance
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Cloudflare Open sources Pingora (NGINX replacement)
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Memcached brilliant solution to fragmentation
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The Cost of Memory Fragmentation
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How a Machine Becomes a Router | ip_forward
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The Real Hidden Cost of a Request
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Why create Index blocks writes
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Before you move to HTTP/3 ...
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Deep dive on how static files are served with HTTP (kernel, sockets, file system, memory, zero copy)
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The Pros and Cons of Encrypted Client Hello
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The effect of Random UUID on database performance
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how greedy are your processes? | Linux niceness
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How CPU Efficient is your App?
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How does the Kernel manage backend Connections?
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What happens before the Backend gets the Request
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They Enabled Postgres Partitioning and their Backend fell apart
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New course alert - Unlocking Backend Performance
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Is gRPC Web Native?
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WebSockets is not free
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WebTransport is a Game Changer Protocol
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Your SSD lies but that's ok .. I think | Postgres fsync
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The problem with software engineering
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Clustered Collections makes Mongo faster but there is a cost
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Prime Video Swaps Microservices for Monolith: 90% Cost Reduction
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Postgres, JSON and TOAST #database
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A Deep Dive in How Slow SELECT * is
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AWS Serverless Lambda Supports Response Streaming
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The Cloudflare mTLS vulnerability - A Deep Dive Analysis
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The Virgin Media ISP outage - What happened?
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GitHub SSH key is Leaked - How bad is this?
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How Linus Tech Tips got hacked
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All Postgres Locks Explained | A Deep Dive
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Pinterest moves to HTTP/3
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NodeJS Architecture - I/O
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How Loom Leaked Session Cookies
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How Discord Stores Trillions of Messages | Deep Dive
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A Postgres Page can fit 291 rows on a single column table
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Postgres System Columns Explained (ctid, xmin,xmax)
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Postgres Internal Architecture Explained
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How Alt-Svc switches HTTP/2 clients to use HTTP/3
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Lower and Upper ASCII differs by a single bit (0x20)
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yOuR DNS qUeRies wILl eVenTualLy lOok lIKe ThIs (0x20 DNS encoding)
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DropBox Removed their SSDs, got 20% faster writes
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Analyzing ChatGPT Backend
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How the first version of MongoDB
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How MongoDB stores documents
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How Fast is MySQL on HTTP/3?
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How Shopify’s engineering improved database writes by 50% with ULID
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The Frontend of a Database
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MongoDB Internal Architecture
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select count(*) is expensive
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ui/ux
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How UI/UX can break the backend
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How DNS and DHCP Servers Communicate (With wireshark)
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Why large certificate chains slow down TLS handshake
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TLS certificates and OS certificates stores
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Certificates are Large and uncompressed, this RFC fixes it
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Google pushes TCP Protective Load Balancing to Linux Kernel 6.2
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Thankfully, It’s not Heartbleed
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New Udemy Course - Fundamentals of Backend Communications, Design Patterns and Protocols
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Operating systems are sneaky
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Hash tables are brilliant and simple
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Docker Networking Crash Course
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How TikTok devs made linux reboots faster
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Persistent connections in django
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Django opens database connection upon request
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django Architecture - Connection Management
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NGINX Internal Architecture - Workers
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Cloudflare is moving away from NGINX | The Backend Engineering Show
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NodeJS threading
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Balancing Requests instead of connections among threads
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Threads and Connections | The Backend Engineering Show
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Memcached Architecture - Crash Course with Docker, Telnet, NodeJS
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Slow Start vs Congestion Avoidance in TCP
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Consistent Hashing | The Backend Engineering Show
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It’s Time to replace TCP in the Datacenter | The Backend Engineering Show
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ByteDance makes Linux kernel reboots faster
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tcpdumping my NodeJS app
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This dangerous OpenSSL vulnerability can easily be triggered | CVE-2022-2274 Explained